diff options
| author | Don Hiatt <don.hiatt@intel.com> | 2017-11-06 06:39:22 -0800 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-11-13 15:53:57 -0500 |
| commit | b64581adba467c916590c3922f64ec6c2b59a2c3 (patch) | |
| tree | 2067ccf5bee8b251e15f91c86f9f3002aab2c21a /drivers/infiniband/hw/hfi1/rc.c | |
| parent | 19b57c6c449970763bee089466119e09a17199b1 (diff) | |
IB/hfi1: Mask upper 16Bits of Extended LID prior to rvt_cq_entry
Pass only the lower 16Bits of an Extended LIDs to rvt_cq_entry
to avoid triggering a WARN_ON_ONCE during conversion there.
These upper 16Bits are okay to drop as they are obtained elsewhere.
Fixes: 62ede7779904 ("Add OPA extended LID support")
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Don Hiatt <don.hiatt@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/rc.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/rc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/rc.c b/drivers/infiniband/hw/hfi1/rc.c index 3f21b050714f..fd01a760259f 100644 --- a/drivers/infiniband/hw/hfi1/rc.c +++ b/drivers/infiniband/hw/hfi1/rc.c @@ -2219,7 +2219,7 @@ send_last: wc.opcode = IB_WC_RECV; wc.qp = &qp->ibqp; wc.src_qp = qp->remote_qpn; - wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr); + wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr) & U16_MAX; /* * It seems that IB mandates the presence of an SL in a * work completion only for the UD transport (see section |